Caldera
n. 破火山口
🗣️ 情景例句
Tell me more about your weekend.
多告诉我一点你们的周末。
Knowledge is a treasure, but practice is the key to it.
知识是一座宝库，实践是打开宝库的钥匙。
We really wish you'll have a pleasant stay here.
我们真诚地希望你们在这里过得愉快。